Find the requested function value.Find g(f(23)) given f(x) =  and g(x) = 5x + 3.

A. 708
B. 48
C. 33
D.


Answer: C

Mathematics

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Use the slope formula to find the slope.

(k, g) and (k, c)

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Solve the problem.An arch has the shape of half an ellipse. The equation of the ellipse is  where x and y are in meters. How wide is the arch across the bottom? 

A. 13 m B. 18 m C. 26 m D. 9 m

Mathematics

Find the composite function for the given functions and state the domain. g ? f for f(x) =  and g(x) = 7x5

A.
B.
C.
D.

Mathematics

Find the square root.-

A. -112 B. 15 C. -15 D. Not a real number

Mathematics